update 6 (#9)

- renamed api docs - simplified related commands zip unzip - added flag, env sections etc
invad0r · 0xdnL · Aug 2, 2019 · Aug 2, 2019 · Aug 2, 2019 · Aug 2, 2019
commit 9cf776bfc55fd35ca78a2d613e48db8e57abf7d9
diff --git a/.gitignore b/.gitignore
@@ -0,0 +1,2 @@
+.DS_Store
+.obsidian/
diff --git a/notes/12 factor app.md b/notes/12 factor app.md
@@ -0,0 +1,76 @@
+---
+title: 12 factor app
+created: '2022-02-15T10:15:31.700Z'
+modified: '2022-02-15T10:36:03.327Z'
+---
+
+# 12 factor app
+
+>  methodology for building software-as-a-service apps
+
+## 12 factors
+
+
+## I. Codebase
+
+> one codebase tracked in a vcs, many deploy
+
+## II. Dependencies
+
+> explicitly declare and isolat dependencies 
+
+?!
+
+## III. Config
+
+> store config in the environment
+
+## IV. Backing Services
+
+> treat backing services as attached resources 
+
+??
+
+## V. Build, Release, Run
+
+> strictly seperate build and run stages
+
+what is a run stage ?
+
+## VI. Processes
+
+> execute app as one or more stateless processes
+
+## VII. Port Binding
+
+> export services via port binding
+
+[[osi model]] [[tcp-ip model]]
+
+## VIII. Concurrency
+
+> scale out via process model
+
+## IV. Disposability
+
+> maximize robustness with fast startup and graceful shutdown
+
+## X. Dev/prod parity
+
+> keep development, staging and production as similar as possible
+
+## XI. Logs
+
+> treat logs as event streams
+
+## XII. Admin Processes
+
+> rund admin/management tasks as one-off processes
+
+
+
+## see also
+
+- [[devops]]
+- [12factor.net](https://12factor.net/)
+- [[unix socket]]
diff --git a/notes/BIND.md b/notes/BIND.md
@@ -2,30 +2,35 @@
 tags: [dns]
 title: BIND
 created: '2019-07-30T06:19:49.027Z'
-modified: '2020-08-05T09:18:01.780Z'
+modified: '2022-02-15T10:31:57.872Z'
 ---
 
 # BIND
 
 > `berkeley internet name domain` - implements the DNS protocols and a software distribution which contains all of the software necessary for `asking` and `answering` name service questions
 
-### The BIND software distribution has three parts:
+### The BIND software distribution has three parts
+
 1. domain name resolver
  resolver is a program that resolves questions about names by sending those questions to appropriate servers and responding appropriately to the servers
  stub resolver library
 2. domain name authority server - authoritative DNS server answers requests from resolvers
 3. tools - diagnostic and operational tools such as the `dig`
 
 ## install
+
 `yum install bind bind-utils`
 
 ## usage
-- `BIND`’s process is known as [[named]]
+
+`BIND`’s process is known as [[named]]
+
 ```sh
 /var/lib/named/slave/domain.net.zone
 ```
 
 ## see also
+
 - [[dig]]
 - [[named]]
 - [[dnsmasq]]

diff --git a/notes/acid crud.md b/notes/acid crud.md
@@ -2,12 +2,13 @@
 tags: [Notebooks]
 title: acid crud
 created: '2019-08-18T16:14:42.254Z'
-modified: '2020-08-24T12:24:59.821Z'
+modified: '2022-02-02T08:49:37.072Z'
 ---
 
 # acid crud
 
 ## acid
+
 > set of properties that guarante reliable database transactions
 ```
 A C I D
@@ -37,6 +38,7 @@ On POSIX systems, durability is achieved through `sync` operations: `fsync`, `fd
 `fdatasync()` does not necessarily update the meta-data associated with a file – such as the `last modified` date – but only the file data
 
 ## crud
+
 > 4 basic functions of persistent storage
 ```
 C R U D
@@ -54,6 +56,7 @@ C R U D
 | Delete (Destroy) |  `DELETE`  | `DELETE`         |                                       
 
 ## see also
+
 - [[rest api design]]
 - [blog.httrack.com/../everything-you-always-wanted-to-know-about-fsync](http://blog.httrack.com/blog/2013/11/15/everything-you-always-wanted-to-know-about-fsync/)
 - [lwn.net/postgresqls-fsync-surprise](https://lwn.net/Articles/752063/)
diff --git a/notes/add-apt-repository.md b/notes/add-apt-repository.md
@@ -0,0 +1,36 @@
+---
+title: add-apt-repository
+created: '2022-02-02T09:05:29.982Z'
+modified: '2022-02-02T09:11:07.728Z'
+---
+
+# add-apt-repository
+
+>  script which adds an external [[apt]] repository to either `/etc/apt/sources.list` or a file in `/etc/apt/sources.list.d/` or removes an already existing repository
+
+## flags
+
+```sh
+-h, --help              # show help message and exit
+-m, --massive-debug     # print a lot of debug information to the command line
+-r, --remove            # remove the specified repository
+-y, --yes               # assume yes to all queries
+-k, --keyserver         # use custom keyserver instead of the default
+-s, --enable-source     # allow downloading of the source packages from the repository
+```
+
+## usage
+
+```sh
+add-apt-repository "deb https://download.srcclr.com/ubuntu stable/"
+add-apt-repository "ppa:ian-berke/ppa-drawers"  # ppa
+
+add-apt-repository -r "deb https://download.srcclr.com/ubuntu stable/"
+add-apt-repository -r "ppa:ian-berke/ppa-drawers"
+```
+
+## see also
+
+- [[apt-key]]
+- [[apt]]
+- [[apt-get]]
diff --git a/notes/adduser.md b/notes/adduser.md
@@ -2,20 +2,22 @@
 tags: [linux]
 title: adduser
 created: '2020-03-23T12:12:51.817Z'
-modified: '2020-08-31T09:36:08.087Z'
+modified: '2022-02-02T08:49:45.771Z'
 ---
 
 # adduser
 
 > uses `useradd` as backend and adds user with full profile and info (pass, quota, permission, etc.) 
 
 ## usage
+
 ```sh
 adduser USER
 
 adduser --home USER_HOME --system --group USER
 ```
 
 ## see also
+
 - [[useradd]]
 - [[usermod]]
diff --git a/notes/airport.md b/notes/airport.md
@@ -2,14 +2,15 @@
 tags: [macos, network]
 title: airport
 created: '2019-07-30T06:19:49.196Z'
-modified: '2020-02-04T12:21:27.120Z'
+modified: '2022-02-02T08:49:57.619Z'
 ---
 
 # airport
 
 > get information for 802.11 interface
 
 ## usage
+
 ```sh
 ln -s /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport /usr/local/bin/airport
 
@@ -23,4 +24,5 @@ airport -I      # Get current connection info
 ```
 
 ## see also
+
 - [[networksetup]]
diff --git a/notes/amazon-linux-extras.md b/notes/amazon-linux-extras.md
@@ -0,0 +1,29 @@
+---
+title: amazon-linux-extras
+created: '2022-01-24T10:53:34.798Z'
+modified: '2022-01-24T11:00:43.633Z'
+---
+
+# amazon-linux-extras
+
+> manage specific fresh software
+
+## install
+
+`yum install -y amazon-linux-extras`
+
+## usage
+
+```sh
+amazon-linux-extras                             # list
+
+amazon-linux-extras enable php7.2               # enable desired topic
+
+amazon-linux-extras install -y postgresql12     # 
+```
+
+## see also
+
+- [[aws]]
+- [[psql]]
+- [[yum]]
diff --git a/notes/ansible-playbook.md b/notes/ansible-playbook.md
@@ -2,14 +2,15 @@
 tags: [iac]
 title: ansible-playbook
 created: '2019-11-28T11:53:47.807Z'
-modified: '2019-12-25T20:04:08.815Z'
+modified: '2022-02-02T08:50:15.733Z'
 ---
 
 # ansible-playbook
 
 > runs ansible playbooks, executing the defined tasks on the targeted hosts.
 
 ## usage
+
 ```sh
 ansible-playbook --syntax-check playbook.yml
 
@@ -21,4 +22,5 @@ ansible-playbook -i hosts ansible-bootstrap-ubuntu-16.04.yml    # bootstraps mac
 ```
 
 ## see also
+
 - [[ansible]]
diff --git a/notes/ansible.md b/notes/ansible.md
@@ -2,14 +2,15 @@
 tags: [iac]
 title: ansible
 created: '2019-07-30T06:19:27.514Z'
-modified: '2020-09-07T16:57:36.183Z'
+modified: '2022-02-02T08:50:08.080Z'
 ---
 
 # ansible
 
 > software provisioning, configuration management, and application-deployment tool enabling infrastructure as code
 
 ## usage
+
 ```sh
 ansible all -m ping -s                              # adhoc command
 
@@ -19,5 +20,6 @@ ansible -i hosts all -m ping                        # uses local hosts file
 ```
 
 ## see also
+
 - [[ansible-playbook]]
 - [[ssh]]
diff --git a/notes/ant.md b/notes/ant.md
@@ -2,13 +2,15 @@
 tags: [buildsystem, java]
 title: ant
 created: '2019-08-20T07:46:08.815Z'
-modified: '2020-09-02T07:25:18.810Z'
+modified: '2022-02-02T08:50:25.068Z'
 ---
 
 # ant
+
 > completely written in java - `ant` uses `xml` as build script
 
 ## usage
+
 ```sh
 ant -version
 
@@ -20,6 +22,7 @@ ant hello      # run target: hello
 ```
 
 ## target
+
 ```xml
 <?xml version="1.0"?>
 <project name="HelloWorld" default="hello">
@@ -30,5 +33,6 @@ ant hello      # run target: hello
 ```
 
 ## see also
+
 - [[mvn]]
 - [[java]]